Blogging module basic comment & tag

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180816103331_Added_Tags_And_Comments.Designer.cs

@@ -0,0 +1,574 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Volo.BloggingTestApp.EntityFrameworkCore;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    [DbContext(typeof(BloggingTestAppDbContext))]
+    [Migration("20180816103331_Added_Tags_And_Comments")]
+    partial class Added_Tags_And_Comments
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "2.1.1-rtm-30846")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128)
+                .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn);
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRole", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ConcurrencyStamp");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedName")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName");
+
+                    b.ToTable("AbpRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AbpRoleClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUser", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<int>("AccessFailedCount")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("AccessFailedCount")
+                        .HasDefaultValue(0);
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsRequired()
+                        .HasColumnName("ConcurrencyStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("Email")
+                        .HasColumnName("Email")
+                        .HasMaxLength(256);
+
+                    b.Property<bool>("EmailConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("EmailConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("ExtraProperties")
+                        .HasColumnName("ExtraProperties");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("LockoutEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTimeOffset?>("LockoutEnd");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasColumnName("NormalizedEmail")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedUserName")
+                        .IsRequired()
+                        .HasColumnName("NormalizedUserName")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnName("PasswordHash")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnName("PhoneNumber")
+                        .HasMaxLength(16);
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("PhoneNumberConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("SecurityStamp")
+                        .IsRequired()
+                        .HasColumnName("SecurityStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId")
+                        .HasColumnName("TenantId");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("TwoFactorEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("UserName")
+                        .IsRequired()
+                        .HasColumnName("UserName")
+                        .HasMaxLength(256);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Email");
+
+                    b.HasIndex("NormalizedEmail");
+
+                    b.HasIndex("NormalizedUserName");
+
+                    b.HasIndex("UserName");
+
+                    b.ToTable("AbpUsers");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<Guid>("UserId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AbpUserClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(196);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "LoginProvider");
+
+                    b.HasIndex("LoginProvider", "ProviderKey");
+
+                    b.ToTable("AbpUserLogins");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId", "UserId");
+
+                    b.ToTable("AbpUserRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("Name");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<string>("Value");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AbpUserTokens");
+                });
+
+            modelBuilder.Entity("Volo.Abp.PermissionManagement.PermissionGrant", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpPermissionGrants");
+                });
+
+            modelBuilder.Entity("Volo.Abp.SettingManagement.Setting", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("Value")
+                        .IsRequired()
+                        .HasMaxLength(2048);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpSettings");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Blogs.Blog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(1024);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasColumnName("ShortName")
+                        .HasMaxLength(32);
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgBlogs");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid>("RepliedCommentId")
+                        .HasColumnName("RepliedCommentId");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnName("Text")
+                        .HasMaxLength(1024);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RepliedCommentId");
+
+                    b.ToTable("BlgComments");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<Guid>("BlogId")
+                        .HasColumnName("BlogId");
+
+                    b.Property<string>("Content")
+                        .HasColumnName("Content")
+                        .HasMaxLength(1048576);
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasColumnName("Title")
+                        .HasMaxLength(512);
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasColumnName("Url")
+                        .HasMaxLength(64);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlogId");
+
+                    b.ToTable("BlgPosts");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid>("TagId")
+                        .HasColumnName("TagId");
+
+                    b.Property<DateTime>("CreationTime");
+
+                    b.Property<Guid?>("CreatorId");
+
+                    b.HasKey("PostId", "TagId");
+
+                    b.HasIndex("TagId");
+
+                    b.ToTable("BlgPostTags");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Tagging.Tag", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(512);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(64);
+
+                    b.Property<int>("UsageCount")
+                        .HasColumnName("UsageCount");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgTags");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany("Claims")
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Claims")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Logins")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Roles")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Tokens")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.HasOne("Volo.Blogging.Comments.Comment")
+                        .WithMany()
+                        .HasForeignKey("RepliedCommentId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.HasOne("Volo.Blogging.Blogs.Blog")
+                        .WithMany()
+                        .HasForeignKey("BlogId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany("Tags")
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Tagging.Tag")
+                        .WithMany()
+                        .HasForeignKey("TagId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180816103331_Added_Tags_And_Comments.cs

@@ -0,0 +1,107 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    public partial class Added_Tags_And_Comments : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "BlgComments",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(nullable: false),
+                    CreationTime = table.Column<DateTime>(nullable: false),
+                    CreatorId = table.Column<Guid>(nullable: true),
+                    LastModificationTime = table.Column<DateTime>(nullable: true),
+                    LastModifierId = table.Column<Guid>(nullable: true),
+                    IsDeleted = table.Column<bool>(nullable: false, defaultValue: false),
+                    DeleterId = table.Column<Guid>(nullable: true),
+                    DeletionTime = table.Column<DateTime>(nullable: true),
+                    PostId = table.Column<Guid>(nullable: false),
+                    RepliedCommentId = table.Column<Guid>(nullable: false),
+                    Text = table.Column<string>(maxLength: 1024, nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BlgComments", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_BlgComments_BlgComments_RepliedCommentId",
+                        column: x => x.RepliedCommentId,
+                        principalTable: "BlgComments",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "BlgTags",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(nullable: false),
+                    CreationTime = table.Column<DateTime>(nullable: false),
+                    CreatorId = table.Column<Guid>(nullable: true),
+                    LastModificationTime = table.Column<DateTime>(nullable: true),
+                    LastModifierId = table.Column<Guid>(nullable: true),
+                    IsDeleted = table.Column<bool>(nullable: false, defaultValue: false),
+                    DeleterId = table.Column<Guid>(nullable: true),
+                    DeletionTime = table.Column<DateTime>(nullable: true),
+                    Name = table.Column<string>(maxLength: 64, nullable: false),
+                    Description = table.Column<string>(maxLength: 512, nullable: true),
+                    UsageCount = table.Column<int>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BlgTags", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "BlgPostTags",
+                columns: table => new
+                {
+                    CreationTime = table.Column<DateTime>(nullable: false),
+                    CreatorId = table.Column<Guid>(nullable: true),
+                    PostId = table.Column<Guid>(nullable: false),
+                    TagId = table.Column<Guid>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BlgPostTags", x => new { x.PostId, x.TagId });
+                    table.ForeignKey(
+                        name: "FK_BlgPostTags_BlgPosts_PostId",
+                        column: x => x.PostId,
+                        principalTable: "BlgPosts",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_BlgPostTags_BlgTags_TagId",
+                        column: x => x.TagId,
+                        principalTable: "BlgTags",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_BlgComments_RepliedCommentId",
+                table: "BlgComments",
+                column: "RepliedCommentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_BlgPostTags_TagId",
+                table: "BlgPostTags",
+                column: "TagId");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "BlgComments");
+
+            migrationBuilder.DropTable(
+                name: "BlgPostTags");
+
+            migrationBuilder.DropTable(
+                name: "BlgTags");
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180817055949_ReplyComment_Nullable.Designer.cs

@@ -0,0 +1,582 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Volo.BloggingTestApp.EntityFrameworkCore;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    [DbContext(typeof(BloggingTestAppDbContext))]
+    [Migration("20180817055949_ReplyComment_Nullable")]
+    partial class ReplyComment_Nullable
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "2.1.1-rtm-30846")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128)
+                .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn);
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRole", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ConcurrencyStamp");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedName")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName");
+
+                    b.ToTable("AbpRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AbpRoleClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUser", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<int>("AccessFailedCount")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("AccessFailedCount")
+                        .HasDefaultValue(0);
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsRequired()
+                        .HasColumnName("ConcurrencyStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("Email")
+                        .HasColumnName("Email")
+                        .HasMaxLength(256);
+
+                    b.Property<bool>("EmailConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("EmailConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("ExtraProperties")
+                        .HasColumnName("ExtraProperties");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("LockoutEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTimeOffset?>("LockoutEnd");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasColumnName("NormalizedEmail")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedUserName")
+                        .IsRequired()
+                        .HasColumnName("NormalizedUserName")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnName("PasswordHash")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnName("PhoneNumber")
+                        .HasMaxLength(16);
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("PhoneNumberConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("SecurityStamp")
+                        .IsRequired()
+                        .HasColumnName("SecurityStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId")
+                        .HasColumnName("TenantId");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("TwoFactorEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("UserName")
+                        .IsRequired()
+                        .HasColumnName("UserName")
+                        .HasMaxLength(256);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Email");
+
+                    b.HasIndex("NormalizedEmail");
+
+                    b.HasIndex("NormalizedUserName");
+
+                    b.HasIndex("UserName");
+
+                    b.ToTable("AbpUsers");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<Guid>("UserId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AbpUserClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(196);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "LoginProvider");
+
+                    b.HasIndex("LoginProvider", "ProviderKey");
+
+                    b.ToTable("AbpUserLogins");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId", "UserId");
+
+                    b.ToTable("AbpUserRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("Name");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<string>("Value");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AbpUserTokens");
+                });
+
+            modelBuilder.Entity("Volo.Abp.PermissionManagement.PermissionGrant", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpPermissionGrants");
+                });
+
+            modelBuilder.Entity("Volo.Abp.SettingManagement.Setting", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("Value")
+                        .IsRequired()
+                        .HasMaxLength(2048);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpSettings");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Blogs.Blog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(1024);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasColumnName("ShortName")
+                        .HasMaxLength(32);
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgBlogs");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid?>("RepliedCommentId")
+                        .IsRequired()
+                        .HasColumnName("RepliedCommentId");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnName("Text")
+                        .HasMaxLength(1024);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PostId");
+
+                    b.HasIndex("RepliedCommentId");
+
+                    b.ToTable("BlgComments");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<Guid>("BlogId")
+                        .HasColumnName("BlogId");
+
+                    b.Property<string>("Content")
+                        .HasColumnName("Content")
+                        .HasMaxLength(1048576);
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasColumnName("Title")
+                        .HasMaxLength(512);
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasColumnName("Url")
+                        .HasMaxLength(64);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlogId");
+
+                    b.ToTable("BlgPosts");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid>("TagId")
+                        .HasColumnName("TagId");
+
+                    b.Property<DateTime>("CreationTime");
+
+                    b.Property<Guid?>("CreatorId");
+
+                    b.HasKey("PostId", "TagId");
+
+                    b.HasIndex("TagId");
+
+                    b.ToTable("BlgPostTags");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Tagging.Tag", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(512);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(64);
+
+                    b.Property<int>("UsageCount")
+                        .HasColumnName("UsageCount");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgTags");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany("Claims")
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Claims")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Logins")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Roles")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Tokens")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany()
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Comments.Comment")
+                        .WithMany()
+                        .HasForeignKey("RepliedCommentId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.HasOne("Volo.Blogging.Blogs.Blog")
+                        .WithMany()
+                        .HasForeignKey("BlogId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany("Tags")
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Tagging.Tag")
+                        .WithMany()
+                        .HasForeignKey("TagId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180817055949_ReplyComment_Nullable.cs

@@ -0,0 +1,34 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    public partial class ReplyComment_Nullable : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateIndex(
+                name: "IX_BlgComments_PostId",
+                table: "BlgComments",
+                column: "PostId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_BlgComments_BlgPosts_PostId",
+                table: "BlgComments",
+                column: "PostId",
+                principalTable: "BlgPosts",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_BlgComments_BlgPosts_PostId",
+                table: "BlgComments");
+
+            migrationBuilder.DropIndex(
+                name: "IX_BlgComments_PostId",
+                table: "BlgComments");
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180817060722_ReplyComment_Not_Required.Designer.cs

@@ -0,0 +1,580 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Volo.BloggingTestApp.EntityFrameworkCore;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    [DbContext(typeof(BloggingTestAppDbContext))]
+    [Migration("20180817060722_ReplyComment_Not_Required")]
+    partial class ReplyComment_Not_Required
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "2.1.1-rtm-30846")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128)
+                .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn);
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRole", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ConcurrencyStamp");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedName")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName");
+
+                    b.ToTable("AbpRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AbpRoleClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUser", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<int>("AccessFailedCount")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("AccessFailedCount")
+                        .HasDefaultValue(0);
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsRequired()
+                        .HasColumnName("ConcurrencyStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("Email")
+                        .HasColumnName("Email")
+                        .HasMaxLength(256);
+
+                    b.Property<bool>("EmailConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("EmailConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("ExtraProperties")
+                        .HasColumnName("ExtraProperties");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("LockoutEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTimeOffset?>("LockoutEnd");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasColumnName("NormalizedEmail")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedUserName")
+                        .IsRequired()
+                        .HasColumnName("NormalizedUserName")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnName("PasswordHash")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnName("PhoneNumber")
+                        .HasMaxLength(16);
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("PhoneNumberConfirmed")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("SecurityStamp")
+                        .IsRequired()
+                        .HasColumnName("SecurityStamp")
+                        .HasMaxLength(256);
+
+                    b.Property<Guid?>("TenantId")
+                        .HasColumnName("TenantId");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("TwoFactorEnabled")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("UserName")
+                        .IsRequired()
+                        .HasColumnName("UserName")
+                        .HasMaxLength(256);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Email");
+
+                    b.HasIndex("NormalizedEmail");
+
+                    b.HasIndex("NormalizedUserName");
+
+                    b.HasIndex("UserName");
+
+                    b.ToTable("AbpUsers");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType")
+                        .IsRequired()
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ClaimValue")
+                        .HasMaxLength(1024);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<Guid>("UserId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AbpUserClaims");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(196);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "LoginProvider");
+
+                    b.HasIndex("LoginProvider", "ProviderKey");
+
+                    b.ToTable("AbpUserLogins");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<Guid>("RoleId");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId", "UserId");
+
+                    b.ToTable("AbpUserRoles");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.Property<Guid>("UserId");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(128);
+
+                    b.Property<string>("Name");
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.Property<string>("Value");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AbpUserTokens");
+                });
+
+            modelBuilder.Entity("Volo.Abp.PermissionManagement.PermissionGrant", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .IsRequired()
+                        .HasMaxLength(64);
+
+                    b.Property<Guid?>("TenantId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpPermissionGrants");
+                });
+
+            modelBuilder.Entity("Volo.Abp.SettingManagement.Setting", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128);
+
+                    b.Property<string>("ProviderKey")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("ProviderName")
+                        .HasMaxLength(64);
+
+                    b.Property<string>("Value")
+                        .IsRequired()
+                        .HasMaxLength(2048);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name", "ProviderName", "ProviderKey");
+
+                    b.ToTable("AbpSettings");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Blogs.Blog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(1024);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasColumnName("ShortName")
+                        .HasMaxLength(32);
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgBlogs");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid?>("RepliedCommentId")
+                        .HasColumnName("RepliedCommentId");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnName("Text")
+                        .HasMaxLength(1024);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PostId");
+
+                    b.HasIndex("RepliedCommentId");
+
+                    b.ToTable("BlgComments");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<Guid>("BlogId")
+                        .HasColumnName("BlogId");
+
+                    b.Property<string>("Content")
+                        .HasColumnName("Content")
+                        .HasMaxLength(1048576);
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasColumnName("Title")
+                        .HasMaxLength(512);
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasColumnName("Url")
+                        .HasMaxLength(64);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlogId");
+
+                    b.ToTable("BlgPosts");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid>("TagId")
+                        .HasColumnName("TagId");
+
+                    b.Property<DateTime>("CreationTime");
+
+                    b.Property<Guid?>("CreatorId");
+
+                    b.HasKey("PostId", "TagId");
+
+                    b.HasIndex("TagId");
+
+                    b.ToTable("BlgPostTags");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Tagging.Tag", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(512);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(64);
+
+                    b.Property<int>("UsageCount")
+                        .HasColumnName("UsageCount");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgTags");
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany("Claims")
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserClaim", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Claims")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserLogin", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Logins")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserRole", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityRole")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Roles")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Abp.Identity.IdentityUserToken", b =>
+                {
+                    b.HasOne("Volo.Abp.Identity.IdentityUser")
+                        .WithMany("Tokens")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany()
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Comments.Comment")
+                        .WithMany()
+                        .HasForeignKey("RepliedCommentId");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
+                {
+                    b.HasOne("Volo.Blogging.Blogs.Blog")
+                        .WithMany()
+                        .HasForeignKey("BlogId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany("Tags")
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Tagging.Tag")
+                        .WithMany()
+                        .HasForeignKey("TagId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/20180817060722_ReplyComment_Not_Required.cs

@@ -0,0 +1,51 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
+{
+    public partial class ReplyComment_Not_Required : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_BlgComments_BlgComments_RepliedCommentId",
+                table: "BlgComments");
+
+            migrationBuilder.AlterColumn<Guid>(
+                name: "RepliedCommentId",
+                table: "BlgComments",
+                nullable: true,
+                oldClrType: typeof(Guid));
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_BlgComments_BlgComments_RepliedCommentId",
+                table: "BlgComments",
+                column: "RepliedCommentId",
+                principalTable: "BlgComments",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_BlgComments_BlgComments_RepliedCommentId",
+                table: "BlgComments");
+
+            migrationBuilder.AlterColumn<Guid>(
+                name: "RepliedCommentId",
+                table: "BlgComments",
+                nullable: false,
+                oldClrType: typeof(Guid),
+                oldNullable: true);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_BlgComments_BlgComments_RepliedCommentId",
+                table: "BlgComments",
+                column: "RepliedCommentId",
+                principalTable: "BlgComments",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+    }
+}

modules/blogging/app/Volo.BloggingTestApp.EntityFrameworkCore/Migrations/BloggingTestAppDbContextModelSnapshot.cs

@@ -331,6 +331,54 @@ namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
                     b.ToTable("BlgBlogs");
                 });
 
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid?>("RepliedCommentId")
+                        .HasColumnName("RepliedCommentId");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnName("Text")
+                        .HasMaxLength(1024);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PostId");
+
+                    b.HasIndex("RepliedCommentId");
+
+                    b.ToTable("BlgComments");
+                });
+
             modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
                 {
                     b.Property<Guid>("Id")
@@ -383,6 +431,70 @@ namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
                     b.ToTable("BlgPosts");
                 });
 
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.Property<Guid>("PostId")
+                        .HasColumnName("PostId");
+
+                    b.Property<Guid>("TagId")
+                        .HasColumnName("TagId");
+
+                    b.Property<DateTime>("CreationTime");
+
+                    b.Property<Guid?>("CreatorId");
+
+                    b.HasKey("PostId", "TagId");
+
+                    b.HasIndex("TagId");
+
+                    b.ToTable("BlgPostTags");
+                });
+
+            modelBuilder.Entity("Volo.Blogging.Tagging.Tag", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("CreationTime")
+                        .HasColumnName("CreationTime");
+
+                    b.Property<Guid?>("CreatorId")
+                        .HasColumnName("CreatorId");
+
+                    b.Property<Guid?>("DeleterId")
+                        .HasColumnName("DeleterId");
+
+                    b.Property<DateTime?>("DeletionTime")
+                        .HasColumnName("DeletionTime");
+
+                    b.Property<string>("Description")
+                        .HasColumnName("Description")
+                        .HasMaxLength(512);
+
+                    b.Property<bool>("IsDeleted")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnName("IsDeleted")
+                        .HasDefaultValue(false);
+
+                    b.Property<DateTime?>("LastModificationTime")
+                        .HasColumnName("LastModificationTime");
+
+                    b.Property<Guid?>("LastModifierId")
+                        .HasColumnName("LastModifierId");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnName("Name")
+                        .HasMaxLength(64);
+
+                    b.Property<int>("UsageCount")
+                        .HasColumnName("UsageCount");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("BlgTags");
+                });
+
             modelBuilder.Entity("Volo.Abp.Identity.IdentityRoleClaim", b =>
                 {
                     b.HasOne("Volo.Abp.Identity.IdentityRole")
@@ -428,6 +540,18 @@ namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
                         .OnDelete(DeleteBehavior.Cascade);
                 });
 
+            modelBuilder.Entity("Volo.Blogging.Comments.Comment", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany()
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Comments.Comment")
+                        .WithMany()
+                        .HasForeignKey("RepliedCommentId");
+                });
+
             modelBuilder.Entity("Volo.Blogging.Posts.Post", b =>
                 {
                     b.HasOne("Volo.Blogging.Blogs.Blog")
@@ -435,6 +559,19 @@ namespace Volo.BloggingTestApp.EntityFrameworkCore.Migrations
                         .HasForeignKey("BlogId")
                         .OnDelete(DeleteBehavior.Cascade);
                 });
+
+            modelBuilder.Entity("Volo.Blogging.Posts.PostTag", b =>
+                {
+                    b.HasOne("Volo.Blogging.Posts.Post")
+                        .WithMany("Tags")
+                        .HasForeignKey("PostId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("Volo.Blogging.Tagging.Tag")
+                        .WithMany()
+                        .HasForeignKey("TagId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
 #pragma warning restore 612, 618
         }
     }

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/Dtos/CommentDto.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Volo.Abp.Application.Dtos;
+using Volo.Abp.Domain.Entities.Auditing;
+
+namespace Volo.Blogging.Comments.Dtos
+{
+    public class CommentDto : FullAuditedEntityDto<Guid>
+    {
+        public Guid RepliedCommentId { get; set; }
+
+        public string Text { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/Dtos/CommentWithRepliesDto.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Volo.Abp.Application.Dtos;
+
+namespace Volo.Blogging.Comments.Dtos
+{
+    public class CommentWithRepliesDto
+    {
+        public CommentDto Comment { get; set; }
+
+        public List<CommentDto> Replies { get; set; } = new List<CommentDto>();
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/Dtos/CreateCommentDto.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace Volo.Blogging.Comments.Dtos
+{
+    public class CreateCommentDto
+    {
+        public Guid? RepliedCommentId { get; set; }
+
+        public Guid PostId { get; set; }
+
+        public string Text { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/Dtos/GetCommentListOfPostAsync.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace Volo.Blogging.Comments.Dtos
+{
+    public class GetCommentListOfPostAsync
+    {
+        public Guid PostId { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/Dtos/UpdateCommentDto.cs

@@ -0,0 +1,7 @@
+namespace Volo.Blogging.Comments.Dtos
+{
+    public class UpdateCommentDto
+    {
+        public string Text { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Comments/ICommentAppService.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Services;
+using Volo.Blogging.Comments.Dtos;
+
+namespace Volo.Blogging.Comments
+{
+    public interface ICommentAppService : IApplicationService
+    {
+        Task<List<CommentDto>> GetListOfPostAsync(GetCommentListOfPostAsync input);
+
+        Task<List<CommentWithRepliesDto>> GetHierarchicalListOfPostAsync(GetCommentListOfPostAsync input);
+
+        Task<CommentDto> CreateAsync(CreateCommentDto input);
+
+        Task<CommentDto> UpdateAsync(Guid id, UpdateCommentDto input);
+
+        Task DeleteAsync(Guid id);
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Posts/CreatePostDto.cs

@@ -18,5 +18,7 @@ namespace Volo.Blogging.Posts
 
         [StringLength(PostConsts.MaxContentLength)]
         public string Content { get; set; }
+
+        public string Tags { get; set; }
     }
 }

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Posts/GetPostForEditOutput.cs

@@ -1,18 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using Volo.Abp.Application.Dtos;
-
-namespace Volo.Blogging.Posts
-{
-    public class GetPostForEditOutput : EntityDto<Guid>
-    {
-        public Guid BlogId { get; set; }
-
-        public string Title { get; set; }
-
-        public string Url { get; set; }
-
-        public string Content { get; set; }
-    }
-}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Posts/IPostAppService.cs

@@ -15,8 +15,6 @@ namespace Volo.Blogging.Posts
 
         Task<PostWithDetailsDto> GetAsync(Guid id);
 
-        Task<GetPostForEditOutput> GetForEditAsync(Guid id);
-
         Task<PostWithDetailsDto> CreateAsync(CreatePostDto input);
 
         Task<PostWithDetailsDto> UpdateAsync(Guid id, UpdatePostDto input);

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Posts/PostWithDetailsDto.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Text;
 using Volo.Abp.Application.Dtos;
+using Volo.Blogging.Tagging.Dtos;
 
 namespace Volo.Blogging.Posts
 {
@@ -14,5 +15,7 @@ namespace Volo.Blogging.Posts
         public string Url { get; set; }
 
         public string Content { get; set; }
+
+        public List<TagDto> Tags { get; set; }
     }
 }

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Posts/UpdatePostDto.cs

@@ -14,5 +14,7 @@ namespace Volo.Blogging.Posts
         public string Url { get; set; }
 
         public string Content { get; set; }
+
+        public string Tags { get; set; }
     }
 }

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Tagging/Dtos/CreateTagDto.cs

@@ -0,0 +1,9 @@
+namespace Volo.Blogging.Tagging.Dtos
+{
+    public class CreateTagDto
+    {
+        public string Name { get; set; }
+
+        public string Description { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Tagging/Dtos/GetTagListInput.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections.Generic;
+
+namespace Volo.Blogging.Tagging.Dtos
+{
+    public class GetTagListInput
+    {
+        public IEnumerable<Guid> Ids { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Tagging/Dtos/TagDto.cs

@@ -0,0 +1,14 @@
+using System;
+using Volo.Abp.Application.Dtos;
+
+namespace Volo.Blogging.Tagging.Dtos
+{
+    public class TagDto : FullAuditedEntityDto<Guid>
+    {
+        public string Name { get; set; }
+
+        public string Description { get; set; }
+
+        public int UsageCount { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Tagging/Dtos/UpdateTagDto.cs

@@ -0,0 +1,9 @@
+namespace Volo.Blogging.Tagging.Dtos
+{
+    public class UpdateTagDto
+    {
+        public string Name { get; set; }
+
+        public string Description { get; set; }
+    }
+}

modules/blogging/src/Volo.Blogging.Application.Contracts/Volo/Blogging/Tagging/ITagAppService.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Services;
+using Volo.Blogging.Tagging.Dtos;
+
+namespace Volo.Blogging.Tagging
+{
+    public interface ITagAppService : IApplicationService
+    {
+        Task<List<TagDto>> GetListAsync();
+
+        Task<List<TagDto>> GetListAsync(GetTagListInput input);
+
+        Task<TagDto> CreateAsync(CreateTagDto input);
+
+        Task<TagDto> UpdateAsync(Guid id, UpdateTagDto input);
+
+        Task DeleteAsync(Guid id);
+    }
+}

modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/BloggingApplicationAutoMapperProfile.cs

@@ -1,7 +1,11 @@
 using AutoMapper;
 using Volo.Abp.AutoMapper;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Comments;
+using Volo.Blogging.Comments.Dtos;
 using Volo.Blogging.Posts;
+using Volo.Blogging.Tagging;
+using Volo.Blogging.Tagging.Dtos;
 
 namespace Volo.Blogging
 {
@@ -12,7 +16,8 @@ namespace Volo.Blogging
             CreateMap<Blog, BlogDto>();
             CreateMap<Post, PostDto>();
             CreateMap<Post, PostWithDetailsDto>();
-            CreateMap<Post, GetPostForEditOutput>();
+            CreateMap<Comment, CommentDto>();
+            CreateMap<Tag, TagDto>();
         }
     }
 }

modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Comments/CommentAppService.cs

@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Services;
+using Volo.Abp.Guids;
+using Volo.Blogging.Comments.Dtos;
+
+namespace Volo.Blogging.Comments
+{
+    public class CommentAppService : ApplicationService, ICommentAppService
+    {
+        private readonly ICommentRepository _commentRepository;
+        private readonly IGuidGenerator _guidGenerator;
+
+        public CommentAppService(ICommentRepository commentRepository, IGuidGenerator guidGenerator)
+        {
+            _commentRepository = commentRepository;
+            _guidGenerator = guidGenerator;
+        }
+
+        public async Task<List<CommentWithRepliesDto>> GetHierarchicalListOfPostAsync(GetCommentListOfPostAsync input)
+        {
+            var comments = await GetListOfPostAsync(input);
+            var hierarchicalComments = new List<CommentWithRepliesDto>();
+
+            foreach (var commentDto in comments)
+            {
+                var parent = hierarchicalComments.Find(c => c.Comment.Id == commentDto.RepliedCommentId);
+
+                if (parent != null)
+                {
+                    parent.Replies.Add(commentDto);
+                }
+                else
+                {
+                    hierarchicalComments.Add(new CommentWithRepliesDto() { Comment = commentDto });
+                }
+            }
+
+            return hierarchicalComments;
+        }
+
+        public async Task<List<CommentDto>> GetListOfPostAsync(GetCommentListOfPostAsync input)
+        {
+            var comments = await _commentRepository.GetListOfPostAsync(input.PostId);
+
+            return new List<CommentDto>(
+                ObjectMapper.Map<List<Comment>, List<CommentDto>>(comments));
+        }
+
+        public async Task<CommentDto> CreateAsync(CreateCommentDto input)
+        {
+            var comment = new Comment(_guidGenerator.Create(), input.PostId, input.RepliedCommentId,input.Text);
+
+            comment = await _commentRepository.InsertAsync(comment);
+
+            return ObjectMapper.Map<Comment, CommentDto>(comment);
+        }
+
+        public async Task<CommentDto> UpdateAsync(Guid id, UpdateCommentDto input)
+        {
+            var comment = await _commentRepository.GetAsync(id);
+
+            comment.SetText(input.Text);
+
+            comment = await _commentRepository.UpdateAsync(comment);
+
+            return ObjectMapper.Map<Comment, CommentDto>(comment);
+        }
+
+        public async Task DeleteAsync(Guid id)
+        {
+            await _commentRepository.DeleteAsync(id);
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Posts/PostAppService.cs

@@ -6,8 +6,11 @@ using Volo.Abp.Application.Services;
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Authorization;
 using Volo.Abp.Domain.Entities;
+using Volo.Abp.Domain.Repositories;
 using Volo.Abp.Users;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Tagging;
+using Volo.Blogging.Tagging.Dtos;
 
 namespace Volo.Blogging.Posts
 {
@@ -15,10 +18,14 @@ namespace Volo.Blogging.Posts
     public class PostAppService : ApplicationService, IPostAppService
     {
         private readonly IPostRepository _postRepository;
+        private readonly ITagRepository _tagRepository;
+        private readonly IPostTagRepository _postTagRepository;
 
-        public PostAppService(IPostRepository postRepository)
+        public PostAppService(IPostRepository postRepository, ITagRepository tagRepository, IPostTagRepository postTagRepository)
         {
             _postRepository = postRepository;
+            _tagRepository = tagRepository;
+            _postTagRepository = postTagRepository;
         }
 
         public ListResultDto<PostWithDetailsDto> GetListByBlogIdAsync(Guid id)
@@ -33,30 +40,30 @@ namespace Volo.Blogging.Posts
         {
             var post = await _postRepository.GetPostByUrl(input.BlogId, input.Url);
 
-            return ObjectMapper.Map<Post, PostWithDetailsDto>(post);
+            var postDto = ObjectMapper.Map<Post, PostWithDetailsDto>(post);
+
+            var tagIds = (await _postTagRepository.GetListAsync()).Where(pt => pt.PostId == postDto.Id);
+
+            var tags = await _tagRepository.GetListAsync(tagIds.Select(t => t.TagId));
+
+            postDto.Tags = ObjectMapper.Map<List<Tag>, List<TagDto>>(tags);
+
+            return postDto;
         }
 
         public async Task<PostWithDetailsDto> GetAsync(Guid id)
         {
             var post = await _postRepository.GetAsync(id);
 
-            return ObjectMapper.Map<Post, PostWithDetailsDto>(post);
-        }
+            var postDto = ObjectMapper.Map<Post, PostWithDetailsDto>(post);
 
-        public async Task<GetPostForEditOutput> GetForEditAsync(Guid id)
-        {
-            var post = await _postRepository.GetAsync(id);
+            var tagIds = (await _postTagRepository.GetListAsync()).Where(pt => pt.PostId == postDto.Id);
 
-            var dto = new GetPostForEditOutput
-            {
-                Id = post.Id,
-                BlogId = post.BlogId,
-                Content = post.Content,
-                Title = post.Title,
-                Url = post.Url
-            };
-
-            return dto;
+            var tags = await _tagRepository.GetListAsync(tagIds.Select(t => t.TagId));
+
+            postDto.Tags = ObjectMapper.Map<List<Tag>, List<TagDto>>(tags);
+
+            return postDto;
         }
 
         [Authorize(BloggingPermissions.Posts.Update)]
@@ -70,6 +77,9 @@ namespace Volo.Blogging.Posts
 
             post = await _postRepository.UpdateAsync(post);
 
+            var tagList = SplitTags(input.Tags);
+            await SaveTags(tagList, post);
+
             return ObjectMapper.Map<Post, PostWithDetailsDto>(post);
         }
 
@@ -86,7 +96,40 @@ namespace Volo.Blogging.Posts
 
             await _postRepository.InsertAsync(post);
 
+            var tagList = SplitTags(input.Tags);
+            await SaveTags(tagList, post);
+
             return ObjectMapper.Map<Post, PostWithDetailsDto>(post);
         }
+
+        private async Task SaveTags(List<String> newTags, Post post)
+        {
+            var oldTags = (await _postTagRepository.GetListAsync()).Where(pt => pt.PostId == post.Id).ToList();
+
+            foreach (var oldTag in oldTags)
+            {
+                await _postTagRepository.DeleteAsync(oldTag);
+            }
+
+            var tags = await _tagRepository.GetListAsync();
+
+            foreach (var newTag in newTags)
+            {
+                var tag = tags.FirstOrDefault(t => t.Name == newTag);
+
+                if (tag == null)
+                {
+                    tag = await _tagRepository.InsertAsync(new Tag(newTag));
+                }
+
+                await _postTagRepository.InsertAsync(new PostTag(post.Id, tag.Id));
+            }
+
+        }
+
+        private List<string> SplitTags(string tags)
+        {
+            return new List<string>(tags.Split(",").Select(t=>t.Trim()));
+        }
     }
 }

modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Tagging/TagAppService.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Services;
+using Volo.Blogging.Tagging.Dtos;
+
+namespace Volo.Blogging.Tagging
+{
+    public class TagAppService : ApplicationService, ITagAppService
+    {
+        private readonly ITagRepository _tagRepository;
+
+        public TagAppService(ITagRepository tagRepository)
+        {
+            _tagRepository = tagRepository;
+        }
+
+        public async Task<List<TagDto>> GetListAsync()
+        {
+            var tags = await _tagRepository.GetListAsync();
+
+            return new List<TagDto>(
+                ObjectMapper.Map<List<Tag>, List<TagDto>>(tags));
+        }
+
+        public async Task<List<TagDto>> GetListAsync(GetTagListInput input)
+        {
+            var tags = await _tagRepository.GetListAsync(input.Ids);
+
+            return new List<TagDto>(
+                ObjectMapper.Map<List<Tag>, List<TagDto>>(tags));
+        }
+
+        public async Task<TagDto> CreateAsync(CreateTagDto input)
+        {
+            var newTag = await _tagRepository.InsertAsync(
+                new Tag(
+                    input.Name,
+                    input.Description
+                    )
+                );
+
+            return ObjectMapper.Map<Tag, TagDto>(newTag);
+        }
+
+        public async Task<TagDto> UpdateAsync(Guid id, UpdateTagDto input)
+        {
+            var tag = await _tagRepository.GetAsync(id);
+
+            tag.SetName(input.Name);
+            tag.SetDescription(input.Description);
+
+            tag = await _tagRepository.UpdateAsync(tag);
+
+            return ObjectMapper.Map<Tag, TagDto>(tag);
+        }
+
+        public async Task DeleteAsync(Guid id)
+        {
+            await _tagRepository.DeleteAsync(id);
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.Domain.Shared/Volo/Blogging/Comments/CommentConsts.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Volo.Blogging.Comments
+{
+    public class CommentConsts
+    {
+        public const int MaxTextLength = 1024;
+    }
+}

modules/blogging/src/Volo.Blogging.Domain.Shared/Volo/Blogging/Tagging/TagConsts.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Volo.Blogging.Tagging
+{
+    public class TagConsts
+    {
+        public const int MaxNameLength = 64;
+
+        public const int MaxDescriptionLength = 512;
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Comments/Comment.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Text;
+using JetBrains.Annotations;
+using Volo.Abp;
+using Volo.Abp.Domain.Entities.Auditing;
+using Volo.Abp.MultiTenancy;
+
+namespace Volo.Blogging.Comments
+{
+    public class Comment : FullAuditedAggregateRoot<Guid>
+    {
+        public virtual Guid PostId { get; protected set; }
+
+        public virtual Guid? RepliedCommentId { get; protected set; }
+
+        public virtual string Text { get; protected set; }
+
+        protected Comment()
+        {
+
+        }
+
+        public Comment(Guid id, Guid postId, Guid? repliedCommentId, [NotNull] string text)
+        {
+            Id = id;
+            PostId = postId;
+            RepliedCommentId = repliedCommentId;
+            Text = Check.NotNullOrWhiteSpace(text, nameof(text));
+        }
+
+        public void SetText(string text)
+        {
+            Text = Check.NotNullOrWhiteSpace(text, nameof(text));
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Comments/ICommentRepository.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using Volo.Abp.Domain.Repositories;
+
+namespace Volo.Blogging.Comments
+{
+    public interface ICommentRepository : IBasicRepository<Comment, Guid>
+    {
+        Task<List<Comment>> GetListOfPostAsync(
+            Guid postId
+        );
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Posts/IPostTagRepository.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Volo.Abp.Domain.Repositories;
+using Volo.Blogging.Tagging;
+
+namespace Volo.Blogging.Posts
+{
+    public interface IPostTagRepository : IBasicRepository<PostTag>
+    {
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Posts/Post.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.ObjectModel;
 using JetBrains.Annotations;
 using Volo.Abp;
 using Volo.Abp.Domain.Entities.Auditing;
@@ -18,6 +19,8 @@ namespace Volo.Blogging.Posts
         [CanBeNull]
         public virtual string Content { get; set; }
 
+        public virtual Collection<PostTag> Tags { get; protected set; }
+
         protected Post()
         {
             
@@ -30,6 +33,8 @@ namespace Volo.Blogging.Posts
             BlogId = blogId;
             Title = Check.NotNullOrWhiteSpace(title, nameof(title));
             Url = Check.NotNullOrWhiteSpace(url, nameof(url));
+
+            Tags = new Collection<PostTag>();
         }
 
         public virtual Post SetTitle([NotNull] string title)

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Posts/PostTag.cs

@@ -0,0 +1,29 @@
+using System;
+using Volo.Abp.Domain.Entities.Auditing;
+using Volo.Abp.MultiTenancy;
+
+namespace Volo.Blogging.Posts
+{
+    public class PostTag : CreationAuditedEntity
+    {
+        public virtual Guid PostId { get; protected set; }
+
+        public virtual Guid TagId { get; protected set; }
+
+        protected PostTag()
+        {
+
+        }
+
+        public PostTag(Guid postId, Guid tagId)
+        {
+            PostId = postId;
+            TagId = tagId;
+        }
+
+        public override object[] GetKeys()
+        {
+            return new object[] { PostId, TagId };
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Tagging/ITagRepository.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Volo.Abp.Domain.Repositories;
+
+namespace Volo.Blogging.Tagging
+{
+    public interface ITagRepository : IBasicRepository<Tag, Guid>
+    {
+        Task<List<Tag>> GetListAsync();
+
+        Task<List<Tag>> GetListAsync(IEnumerable<Guid> ids);
+    }
+}

modules/blogging/src/Volo.Blogging.Domain/Volo/Blogging/Tagging/Tag.cs

@@ -0,0 +1,39 @@
+using System;
+using JetBrains.Annotations;
+using Volo.Abp;
+using Volo.Abp.Domain.Entities;
+using Volo.Abp.Domain.Entities.Auditing;
+using Volo.Abp.MultiTenancy;
+
+namespace Volo.Blogging.Tagging
+{
+    public class Tag : FullAuditedAggregateRoot<Guid>
+    {
+        public virtual string Name { get; protected set; }
+
+        public virtual string Description { get; protected set; }
+
+        public virtual int UsageCount { get; protected internal set; }
+
+        protected Tag()
+        {
+
+        }
+
+        public Tag([NotNull] string name, string description = null)
+        {
+            Name = Check.NotNullOrWhiteSpace(name, nameof(name));
+            Description = description;
+        }
+
+        public virtual void SetName(string name)
+        {
+            Name = Check.NotNullOrWhiteSpace(name, nameof(name));
+        }
+
+        public virtual void SetDescription(string description)
+        {
+            Description = description;
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/Comments/EfCoreCommentRepository.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.EntityFrameworkCore;
+using Volo.Abp.Domain.Repositories.EntityFrameworkCore;
+using Volo.Abp.EntityFrameworkCore;
+using Volo.Blogging.EntityFrameworkCore;
+
+namespace Volo.Blogging.Comments
+{
+    public class EfCoreCommentRepository : EfCoreRepository<IBloggingDbContext, Comment, Guid>, ICommentRepository
+    {
+        public EfCoreCommentRepository(IDbContextProvider<IBloggingDbContext> dbContextProvider) 
+            : base(dbContextProvider)
+        {
+        }
+
+        public async Task<List<Comment>> GetListOfPostAsync(Guid postId)
+        {
+            return await DbSet
+                .Where(a => a.PostId == postId)
+                .OrderBy(a => a.CreationTime)
+                .ToListAsync();
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/EntityFrameworkCore/BloggingDbContext.cs

@@ -2,7 +2,9 @@
 using Volo.Abp.Data;
 using Volo.Abp.EntityFrameworkCore;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Comments;
 using Volo.Blogging.Posts;
+using Volo.Blogging.Tagging;
 
 namespace Volo.Blogging.EntityFrameworkCore
 {
@@ -15,6 +17,12 @@ namespace Volo.Blogging.EntityFrameworkCore
         public DbSet<Blog> Blogs { get; set; }
 
         public DbSet<Post> Posts { get; set; }
+
+        public DbSet<Tag> Tags { get; set; }
+
+        public DbSet<PostTag> PostTags { get; set; }
+
+        public DbSet<Comment> Comments { get; set; }
         
         public BloggingDbContext(DbContextOptions<BloggingDbContext> options)
             : base(options)

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/EntityFrameworkCore/BloggingDbContextModelBuilderExtensions.cs

@@ -4,7 +4,9 @@ using Microsoft.EntityFrameworkCore;
 using Volo.Abp;
 using Volo.Abp.EntityFrameworkCore.Modeling;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Comments;
 using Volo.Blogging.Posts;
+using Volo.Blogging.Tagging;
 
 namespace Volo.Blogging.EntityFrameworkCore
 {
@@ -41,8 +43,47 @@ namespace Volo.Blogging.EntityFrameworkCore
                 b.Property(x => x.Url).IsRequired().HasMaxLength(PostConsts.MaxUrlLength).HasColumnName(nameof(Post.Url));
                 b.Property(x => x.Content).IsRequired(false).HasMaxLength(PostConsts.MaxContentLength).HasColumnName(nameof(Post.Content));
 
+                b.HasMany(question => question.Tags).WithOne().HasForeignKey(qt => qt.PostId);
+
                 b.HasOne<Blog>().WithMany().IsRequired().HasForeignKey(p => p.BlogId);
             });
+
+            builder.Entity<Comment>(b =>
+            {
+                b.ToTable(options.TablePrefix + "Comments", options.Schema);
+
+                b.ConfigureFullAudited();
+                
+                b.Property(x => x.Text).IsRequired().HasMaxLength(CommentConsts.MaxTextLength).HasColumnName(nameof(Comment.Text));
+                b.Property(x => x.RepliedCommentId).HasColumnName(nameof(Comment.RepliedCommentId));
+                b.Property(x => x.PostId).IsRequired().HasColumnName(nameof(Comment.PostId));
+
+                b.HasOne<Comment>().WithMany().HasForeignKey(p => p.RepliedCommentId);
+                b.HasOne<Post>().WithMany().IsRequired().HasForeignKey(p => p.PostId);
+            });
+
+            builder.Entity<Tag>(b =>
+            {
+                b.ToTable(options.TablePrefix + "Tags", options.Schema);
+
+                b.ConfigureFullAudited();
+                
+                b.Property(x => x.Name).IsRequired().HasMaxLength(TagConsts.MaxNameLength).HasColumnName(nameof(Tag.Name));
+                b.Property(x => x.Description).HasMaxLength(TagConsts.MaxDescriptionLength).HasColumnName(nameof(Tag.Description));
+                b.Property(x => x.UsageCount).HasColumnName(nameof(Tag.UsageCount));
+
+                b.HasMany<PostTag>().WithOne().HasForeignKey(qt => qt.TagId);
+            });
+
+            builder.Entity<PostTag>(b =>
+            {
+                b.ToTable(options.TablePrefix + "PostTags", options.Schema);
+
+                b.Property(x => x.PostId).HasColumnName(nameof(PostTag.PostId));
+                b.Property(x => x.TagId).HasColumnName(nameof(PostTag.TagId));
+
+                b.HasKey(x => new { x.PostId, x.TagId });
+            });
         }
     }
 }

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/EntityFrameworkCore/IBloggingDbContext.cs

@@ -2,7 +2,9 @@
 using Volo.Abp.Data;
 using Volo.Abp.EntityFrameworkCore;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Comments;
 using Volo.Blogging.Posts;
+using Volo.Blogging.Tagging;
 
 namespace Volo.Blogging.EntityFrameworkCore
 {
@@ -12,5 +14,11 @@ namespace Volo.Blogging.EntityFrameworkCore
         DbSet<Blog> Blogs { get; set; }
 
         DbSet<Post> Posts { get; set; }
+
+        DbSet<Comment> Comments { get; set; }
+
+        DbSet<PostTag> PostTags { get; set; }
+
+        DbSet<Tag> Tags { get; set; }
     }
 }

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/Posts/EfCorePostTagRepository.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Volo.Abp.Domain.Repositories.EntityFrameworkCore;
+using Volo.Abp.EntityFrameworkCore;
+using Volo.Blogging.EntityFrameworkCore;
+
+namespace Volo.Blogging.Posts
+{
+    public class EfCorePostTagRepository : EfCoreRepository<IBloggingDbContext, PostTag>, IPostTagRepository
+    {
+        public EfCorePostTagRepository(IDbContextProvider<IBloggingDbContext> dbContextProvider) : base(dbContextProvider)
+        {
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.EntityFrameworkCore/Volo/Blogging/Tagging/EfCoreTagRepository.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.EntityFrameworkCore;
+using Volo.Abp.Domain.Repositories.EntityFrameworkCore;
+using Volo.Abp.EntityFrameworkCore;
+using Volo.Blogging.EntityFrameworkCore;
+
+namespace Volo.Blogging.Tagging
+{
+    public class EfCoreTagRepository : EfCoreRepository<IBloggingDbContext, Tag, Guid>, ITagRepository
+    {
+        public EfCoreTagRepository(IDbContextProvider<IBloggingDbContext> dbContextProvider)
+            : base(dbContextProvider)
+        {
+        }
+
+        public async Task<List<Tag>> GetListAsync()
+        {
+            return await DbSet.ToListAsync();
+        }
+
+        public async Task<List<Tag>> GetListAsync(IEnumerable<Guid> ids)
+        {
+            return await DbSet.Where(c => ids.Contains(c.Id)).ToListAsync();
+        }
+    }
+}

modules/blogging/src/Volo.Blogging.Web/AbpBloggingWebAutoMapperProfile.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using AutoMapper;
+using Volo.Abp.AutoMapper;
 using Volo.Blogging.Pages.Blog.Posts;
 using Volo.Blogging.Posts;
 
@@ -12,7 +13,7 @@ namespace Volo.Blogging
     {
         public AbpBloggingWebAutoMapperProfile()
         {
-            CreateMap<GetPostForEditOutput, EditPostViewModel>();
+            CreateMap<PostWithDetailsDto, EditPostViewModel>().Ignore(x=>x.Tags);
             CreateMap<NewModel.CreatePostViewModel, CreatePostDto>();
         }
     }

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/Detail.cshtml

@@ -4,6 +4,12 @@
 @{
 }
 
+@section scripts {
+    <abp-script-bundle name="@typeof(DetailModel).FullName">
+        <abp-script src="/Pages/Blog/Posts/detail.js" />
+    </abp-script-bundle>
+}
+
 <h2>@Model.Post.Title</h2>
 
 <p>@Model.Post.Content</p>
@@ -12,4 +18,49 @@
     <i>Posted to @Model.Blog.Name On @Model.Post.CreationTime</i>
 </p>
 
-<a asp-page="./Edit" asp-route-postId="@Model.Post.Id" asp-route-blogShortName="@Model.BlogShortName">edit</a>
+<abp-row>
+    @foreach (var tag in Model.Post.Tags)
+    {
+    <span abp-badge-pill="Warning">@tag.Name</span>
+    }
+</abp-row>
+
+<a>comment </a>
+<a asp-page="./Edit" asp-route-postId="@Model.Post.Id" asp-route-blogShortName="@Model.BlogShortName">edit</a>
+
+@foreach (var commentWithRepliesDto in Model.CommentsWithReplies)
+{
+    <abp-row>
+        
+        <abp-column offset-sm="_3" size-sm="_7" v-align="Start">
+            @commentWithRepliesDto.Comment.Text
+            <br />
+            @commentWithRepliesDto.Comment.CreationTime
+        </abp-column>
+        <abp-column size-sm="_2" v-align="End">
+        <button type="button" data-button="@commentWithRepliesDto.Comment.Id">
+            Reply
+        </button>
+        </abp-column>
+    </abp-row>
+    <br />
+    foreach (var reply in commentWithRepliesDto.Replies)
+    {
+        <abp-row>
+            <abp-column offset-sm="_6" size-sm="_2">
+
+                @reply.Text
+                <br />
+                @reply.CreationTime
+            </abp-column>
+        </abp-row>
+    }
+        <div class="m-separator m-separator--dashed"></div>
+}
+
+<form method="post">
+    <input name="postId" value="@Model.Post.Id" hidden/>
+    <input name="repliedCommentId" id="repliedCommentId" hidden/>
+    <textarea type="text" name="text" id="textBoxId"></textarea>
+    <abp-button button-type="Primary" type="submit" text="submit" />
+</form>

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/Detail.cshtml.cs

@@ -1,11 +1,11 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.RazorPages;
-using Volo.Abp.Domain.Entities;
 using Volo.Blogging.Blogs;
+using Volo.Blogging.Comments;
+using Volo.Blogging.Comments.Dtos;
 using Volo.Blogging.Posts;
 
 namespace Volo.Blogging.Pages.Blog.Posts
@@ -14,6 +14,7 @@ namespace Volo.Blogging.Pages.Blog.Posts
     {
         private readonly IPostAppService _postAppService;
         private readonly IBlogAppService _blogAppService;
+        private readonly ICommentAppService _commentAppService;
 
         [BindProperty(SupportsGet = true)]
         public string BlogShortName { get; set; }
@@ -21,20 +22,54 @@ namespace Volo.Blogging.Pages.Blog.Posts
         [BindProperty(SupportsGet = true)]
         public string PostUrl { get; set; }
 
+        [BindProperty]
+        public PostDetailsViewModel NewComment { get; set; }
+
         public PostWithDetailsDto Post { get; set; }
 
+        public IReadOnlyList<CommentWithRepliesDto> CommentsWithReplies { get; set; }
+
         public BlogDto Blog { get; set; }
 
-        public DetailModel(IPostAppService postAppService, IBlogAppService blogAppService)
+        public DetailModel(IPostAppService postAppService, IBlogAppService blogAppService, ICommentAppService commentAppService)
         {
             _postAppService = postAppService;
             _blogAppService = blogAppService;
+            _commentAppService = commentAppService;
+        }
+
+        public async void OnGetAsync()
+        {
+            await GetData();
         }
 
-        public async void OnGet()
+        public async void OnPostAsync()
+        {
+            await _commentAppService.CreateAsync(new CreateCommentDto()
+            {
+                RepliedCommentId = NewComment.RepliedCommentId,
+                PostId = NewComment.PostId,
+                Text = NewComment.Text
+            });
+
+            await GetData();
+        }
+
+        private async Task GetData()
         {
             Blog = await _blogAppService.GetByShortNameAsync(BlogShortName);
-            Post = await _postAppService.GetByUrlAsync(new GetPostInput {BlogId = Blog.Id , Url = PostUrl});
+            Post = await _postAppService.GetByUrlAsync(new GetPostInput { BlogId = Blog.Id, Url = PostUrl });
+            CommentsWithReplies = await _commentAppService.GetHierarchicalListOfPostAsync(new GetCommentListOfPostAsync() { PostId = Post.Id });
+        }
+
+
+        public class PostDetailsViewModel
+        {
+            public Guid? RepliedCommentId { get; set; }
+
+            public Guid PostId { get; set; }
+
+            public string Text { get; set; }
         }
     }
 }

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/Edit.cshtml

@@ -12,6 +12,7 @@
 <form method="post">
     <abp-input asp-for="@Model.Post.Title" auto-focus="true" />
     <abp-input asp-for="@Model.Post.Url" />
+    <abp-input asp-for="@Model.Post.Tags" />
 
     <div class="form-group">
         <label>@L["Content"]</label>

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/Edit.cshtml.cs

@@ -1,5 +1,6 @@
 using System;
 using System.ComponentModel.DataAnnotations;
+using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using Volo.Abp.AspNetCore.Mvc.UI.RazorPages;
@@ -27,8 +28,9 @@ namespace Volo.Blogging.Pages.Blog.Posts
 
         public async void OnGet()
         {
-            var postDto = await _postAppService.GetForEditAsync(new Guid(PostId));
-            Post = ObjectMapper.Map<GetPostForEditOutput, EditPostViewModel>(postDto);
+            var postDto = await _postAppService.GetAsync(new Guid(PostId));
+            Post = ObjectMapper.Map<PostWithDetailsDto, EditPostViewModel>(postDto);
+            Post.Tags = String.Join(", ", postDto.Tags.Select(p=>p.Name).ToArray());
         }
 
         public async Task<ActionResult> OnPost()
@@ -38,7 +40,8 @@ namespace Volo.Blogging.Pages.Blog.Posts
                 BlogId = Post.BlogId,
                 Title = Post.Title,
                 Url = Post.Url,
-                Content = Post.Content
+                Content = Post.Content,
+                Tags = Post.Tags
             };
 
             var editedPost = await _postAppService.UpdateAsync(Post.Id, post);
@@ -66,5 +69,7 @@ namespace Volo.Blogging.Pages.Blog.Posts
 
         [StringLength(PostConsts.MaxContentLength)]
         public string Content { get; set; }
+
+        public string Tags { get; set; }
     }
 }

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/New.cshtml

@@ -1,8 +1,7 @@
 @page
 @using Volo.Abp.AspNetCore.Mvc.UI.Packages.Lodash
 @using Volo.Abp.AspNetCore.Mvc.UI.Packages.TuiEditor
-@using Volo.Blogging.Pages.Blog.Posts
-@model NewModel
+@model Volo.Blogging.Pages.Blog.Posts.NewModel
 @inherits Volo.Blogging.Pages.Blog.BloggingPage
 @section styles {
 <abp-style-bundle @*name="@typeof(NewModel).FullName"*@>
@@ -25,6 +24,7 @@
         <abp-input asp-for="Post.Url" />
 
         <abp-input asp-for="Post.Content" />
+        <abp-input asp-for="Post.Tags" />
 
 
         <div class="form-group">

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/New.cshtml.cs

@@ -61,6 +61,8 @@ namespace Volo.Blogging.Pages.Blog.Posts
             [HiddenInput]
             [StringLength(PostConsts.MaxContentLength)]
             public string Content { get; set; }
+
+            public string Tags { get; set; }
         }
     }
 }

modules/blogging/src/Volo.Blogging.Web/Pages/Blog/Posts/detail.js

@@ -0,0 +1,13 @@
+(function ($) {
+    $('button[type="button"]').click(function () {
+        var data = $(this).attr('data-button');
+
+        if (data == '') {
+            return;
+        }
+
+        $('#repliedCommentId').val(data);
+        $('#textBoxId').focus();
+    });
+
+})(jQuery);

modules/blogging/src/Volo.Blogging.Web/Volo.Blogging.Web.csproj

@@ -32,6 +32,8 @@
     <Content Remove="Pages\**\*.cshtml" />
     <Content Remove="Localization\Resources\**\*.json" />
     <Content Remove="Properties\launchSettings.json" />
+    <None Remove="Pages\Blog\Posts\detail.js" />
+    <EmbeddedResource Include="Pages\Blog\Posts\detail.js" />
     <EmbeddedResource Include="Pages\Blog\Posts\edit.js" />
     <EmbeddedResource Include="Pages\Blog\Posts\new.css" />
     <EmbeddedResource Include="Pages\Blog\Posts\new.js" />

modules/blogging/test/Volo.Blogging.Application.Tests/Volo/Blogging/CommentAppService_Tests.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using Shouldly;
+using Volo.Blogging.Comments;
+using Volo.Blogging.Posts;
+using Xunit;
+
+namespace Volo.Blogging
+{
+    public class CommentAppService_Tests : BloggingApplicationTestBase
+    {
+        private readonly ICommentAppService _commentAppService;
+        private readonly ICommentRepository _commentRepository;
+        private readonly IPostRepository _postRepository;
+
+        public CommentAppService_Tests()
+        {
+            _commentAppService = GetRequiredService<ICommentAppService>(); ;
+            _commentRepository = GetRequiredService<ICommentRepository>(); ;
+            _postRepository = GetRequiredService<IPostRepository>(); ;
+        }
+
+        [Fact]
+        public async Task Should_Get_List_Of_Comments()
+        {
+           var post = await _postRepository.InsertAsync(new Post(Guid.NewGuid(), Guid.NewGuid(), Guid.NewGuid(), "asd", "asd"));
+            var comment1 = await _commentRepository.InsertAsync(new Comment(Guid.NewGuid(), post.Id, Guid.Empty, "qweasd"));
+            var comment2 = await _commentRepository.InsertAsync(new Comment(Guid.NewGuid(), post.Id, comment1.Id, "qweasd"));
+
+            var comments = await _commentRepository.GetListOfPostAsync(post.Id);
+
+            comments.Count.ShouldBe(2);
+
+        }
+    }
+}